@article{gledocs_11858_00-1735-0000-0001-33D0-9,
author = {Engeser, Theo and Reitner, Joachim},
title = {Teuthiden aus dem Unterapt ('Töck') von Helgoland (Schleswig-Holstein, Norddeutschland)},
year = {1985},
volume = {59},
pages = {245-260},

series = {Paläontologische Zeitschrift},
note = { \url {http://hdl.handle.net/11858/00-1735-0000-0001-33D0-9}},
}